J2EE Jobs in Missouri

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Fulltime - Sr. Java Developer - St.Louis MO

Trident Consulting Inc.

St. Louis, Missouri, USA

Full-time

Trident Consulting is looking for a Java Developer for one of our clients in St. Louis MO - Hybrid Job Title: Java Developer Location: St. Louis MO - Hybrid Type: Full-time We need local candidates only What you bring to the table (Core Requirements): 5+ years of Java development within an enterprise-level domain Java 8 (11 preferred) features like lambda expressions, Stream API, Completable Future, etc. Skilled with low-latency, high volume application development Team will need expertise i

Senior Java Engineer

Efovinity Inc

St. Louis, Missouri, USA

Full-time

We re Looking For A Senior Sofware Engineer! At InRhythm, You Will Perform all phases of the SDLC like requirements analysis, application design, coding, testing and, deployment Work closely with engineers, product owners, and other stakeholders to design and build scalable and distributed solutions that will provide a positive user experience Transform old monolithic applications into modern microservices driven solutions Integrate new features with third party systems using APIs Ensure fronten

Senior Java Backend Engineer

EPAM Systems

Remote

Full-time

We are seeking a highly skilled and experienced Senior Java Backend Engineer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining scalable and efficient backend systems that support our business needs. If you are interested in this opportunity - apply! This position offers remote setup with the flexibility to work from any location in Georgia, whether it's your home, well-equipped offices in Tbilisi and Batumi or a coworking space in Kuta

Java Full Stack Engineer-AI Focused

Karwell Technologies Inc

Remote

Full-time

#W2 Requirement Job Title: Full Stack Engineer (AI-focused) Location: Remote Job Summary: We are seeking a highly skilled and motivated Full Stack Engineer to join our dynamic team. The ideal candidate will have a strong background in building and maintaining scalable web applications using either Spring Boot or Node.js, with proficiency in Python. This role requires a passion for both front-end and back-end development, along with exposure to Artificial Intelligence and a solid understanding of

Sr. Analyst (Java + Typescript)

Aspire Systems Digital Transformation Inc

Remote

Contract, Third Party

About Aspire: Aspire Systems is a $170 million global technology services firm serving as a trusted technology partner for our customers. We work with some of the world's most innovative enterprises and independent software vendors, helping them leverage technology and outsourcing in our specific areas of expertise. It is a responsible and diverse organization of over 4,600 people across the globe. Our core philosophy of "Attention. Always." communicates our belief in lavishing care and attentio

UI/UX Developer (LWC / Java)

Kentro

US

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

Software Dev Engineer 1 (Java/Kotlin)- Remote

ConsultNet, LLC

Remote or Riverton, Utah, USA

Full-time

Software Dev Engineer 1 (Java/Kotlin) 12-month contract Remote (MST) Pay Range: $40.00 - $45.00per hr. We need a Software Dev Engineer 1 for our Content Publishing Platform teams, which are agile software development teams that build essential tools for content publishing and delivery. These tools consist of content entry, business logic transformations, search, and end channel delivery. The tools require a deep understanding of language translation, global content distribution, data manipula

Technical Lead - Java Production Support

NR Consulting LLC

Remote

Full-time

Title: Technical Lead - Java Production Support Location: Remote Type: Fulltime Job Description: Hands on enterprise level J2EE based web application development and supportHands-on experience in SaaS Integration, Spring Boot, Full Stack and ReliabilityExperience of Pivotal Cloud Foundry (PCF) environmentExperience in troubleshooting and debugging skills.Experience in support role with numerous B2B (business to business) functions such as production monitoring of data, error analysis, client co

Technical Architect - Disease Surveillance System (DSS) - 100% Remote

RICEFW Technologies Inc

Michigan, USA

Contract, Third Party

Role Overview The State seeks an Application Architect to lead the end-to-end design, migration, and implementation of a modernized Disease Surveillance System (DSS). This role requires deep technical expertise in building scalable public health systems and integrating with multiple secure platforms in a government-regulated environment. Core Responsibilities Architect and deliver a scalable, modular Disease Surveillance System to replace a legacy system. Design and lead large-scale relational

Databricks Developer: Java Spark

Zolon Tech Solutions Inc

Remote

Contract

Databricks Developer: Java Spark Location: Remote Duration: Long Term Task Description: The Databricks Developer will be responsible for designing, developing, and maintaining scalable data processing solutions on the Databricks platform, with a focus on integrating and transforming IRS datasets such as the Information Returns Master File (IRMF), Business Master File (BMF), and Individual Master File (IMF). This role requires advanced proficiency in Java and Apache Spark, and a deep understandi

Senior Java Engineer

ERPMark Inc

O'Fallon, Missouri, USA

Full-time

Senior JAVA Engineer O'Fallon MO Day 1 Onsite Full Time BS in CS 10+ yrs. experience Experience in object-oriented programming and concepts. Experienced in Java backend application development. Comfortable enough in handling algorithms, data structures, Data collections and system design problems Expected to develop new APIs and host new end points. Experienced in Distributed System development using Java/J2EE/Web Technologies. Proven track record in delivering highly available, scalable syst

Lead Java Developer with AWS

EPAM Systems

Remote

Full-time

We are looking for a Lead Java Developer to join a highly collaborative agile team. You will experience great culture in a rapidly scaling company while using world-class technologies. While the role is primarily back-end focused, there are opportunities to work across the full stack from UI to end data points. If this sounds like your kind of thing, apply today! This position offers remote setup with the flexibility to work from any location in Georgia, whether it's your home, well-equipped o

COE - Lead Onshore Full-Stack Developer - C1 (Java + React Js)

QualiTest

Remote

Full-time

Are you interested in working with the Worlds leading AI-powered Quality Engineering Company? Ready to advance your career, team up with global thought leaders across industries and make a difference every day? Join us at Qualitest! We are looking for a Lead Full-Stack Developer to join our growing team in United States! Responsibilities: Lead, Oversee and manage the offshore development team, ensuring seamless collaboration and high-quality code delivery. Assess, Evaluate and Hire new offshore

Senior Java Backend Engineer fully remote NODE.JS

Paradigm Infotech

Remote

Contract

Must be located within USA No agency or C2C will NOT be considered and Visa sponsorship is not available nor provided W2 role . Cross-functional Collaboration Partner with frontend, mobile, Salesforce, and DevOps engineers to deliver cohesive, end-to-end solutions. Troubleshoot and resolve complex performance and system issues in distributed cloud environments . Represent the backend team in agile ceremonies and strategic planning discussions. Platform & Process Enhancement Drive improvements

Junior Java Developer

S2Tech

Jefferson City, Missouri, USA

Full-time

Junior Java Developer Location: Jefferson City, MO (Onsite) About Us: Known for Delighting the Client through performance, innovation, and an employee-centric culture, S2Tech is a fast-growing IT consulting company serving clients in over a quarter of the United States. We are widely recognized as a leading provider of both technical and business services in support of Health and Human Services-related projects. Why S2Tech?: Stable privately-owned company with a strong reputation for building

Remote Lead Java/IAM Engineer

Software Guidance & Assistance

Remote or Rockville, Maryland, USA

Contract

Software Guidance & Assistance, Inc., (SGA), is searching for an Remote Lead Java/IAM Engineer for a Contract assignment with one of our premier Regulatory clients in Rockville, MD. This position is hybrid (2 days per week onsite) Must be local to DC Metro area. Top Skills Needed: Java Development IAM Sailpoint AWS The IAM Lead Engineer works closely with the access management and security engineering to manage a process of enterprise-wide identities and access controls granted to syst

Senior Java HSM Developer - Remote

Infinite Computer Solutions (ICS)

Remote

Contract

Role: Senior Java HSM Developer Degree BS degree Experience: 8+ Yrs. Job Location: Remote (US) a Senior level developer that has down EMV chip card development and has HSM knowledge Must have Skill Set: Bachelor s / Master s degree in Software Engineering or Computer ScienceAbility to pick up new technologiesExperience in payment processing industryPOS Systems, EMV, ISO8583, BNPL Integration, Payment Gateways, HSMs, JPOS, JavaPOS, HSMs, PIN Encryption, EMV Certification, PCI, PCI DSS, EMV Crypto

Application Support Engineer

Atika Tech

Remote

Full-time, Contract

Position: Application Support Engineer Location: Remote Experience: 8+ Years As an Application Support Engineer you will provide expert-level support for Java-based healthcare applications, ensuring seamless performance across databases, Windows servers, and imaging systems like PACS and RIS. Responsibilities: - Provide advanced support for Java-based applications, including deployment, configuration, and troubleshooting. Monitor and optimize performance of MariaDB/MySQL databases; manage replic

Sr. Java Backend Engineer Java / Spring / Spring Boot / Azure / Kafka

Empower Professionals

Remote

Contract, Third Party

Role: Sr. Backend Engineer Java / Spring / Spring Boot / Azure / Kafka Location: Remote Duration: 12+ Months Must have: Java / Spring / Spring Boot / Azure / KafkaNoSQL databases (like MongoDB)Relational databases (DB2, SQL Server, PostgreSQL) Requirements: 10+ years of backend development experience with Java and Spring Boot.Extensive hands-on experience with the Spring Framework, including Spring Boot, Spring Core, and Spring Batch etc.Strong hands-on experience with Apache Kafka for strea

Senior Java Developer

Kforce Technology Staffing

Remote or Atlanta, Georgia, USA

Contract

RESPONSIBILITIES: Kforce has a client seeking a remote Senior Java Developer to join their team. Ideally, this candidate has around 4-7+ years of experience. Summary: This app is built with a React frontend and Java/Springboot backend (but is majority a backend application). This is also all hosted in Google Cloud Platform and we use Cassandra as a database. The majority of the work is going to be heavier backend (about 60-70%), however, the work can change, so any React knowledge is a plus. The